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Biological Assets and Inventory - Schedule of Biological Inventory (Parenthetical) (Detail) - kg | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017
Disclosure Of Detailed Information About Inventories [Abstract] |  |
Cannabis seeds | kg | 0.267 | 0.288

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- Definition Canabis seeds in hand. + References No definition available. + Details
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- Definition Disclosure of detailed information about inventories. + References No definition available. + Details
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